fix: add missing cli.mjs file

Signed-off-by: Jérôme Benoit <[email protected]>

cli.mjs

@@ -0,0 +1,37 @@
+#!/usr/bin/env node
+
+import { peowly } from 'peowly'
+
+const { options } = peowly({
+  options: {
+    baseline: {
+      listGroup: 'Benchmark options',
+      description: '',
+      type: 'string',
+    },
+    bench: {
+      listGroup: 'Benchmark options',
+      description: '',
+      type: 'string',
+      multiple: true,
+    },
+    silent: {
+      listGroup: 'Output options',
+      description: 'Silences output',
+      type: 'boolean',
+    },
+    json: {
+      listGroup: 'Output options',
+      description: 'Outputs as JSON',
+      type: 'boolean' | 'number' | 'bmf',
+    },
+    file: {
+      listGroup: 'Output options',
+      description: 'Outputs as JSON to a file',
+      type: 'string',
+    },
+  },
+  description: 'tatami-ng CLI for running benchmarks',
+  examples: ['--bench <command> --bench <command>'],
+  name: 'tatami',
+})